Math Answers

in a math test,the mean is 45,and the standard deviation is 4.Assuming normality,what is the probability that a score picked at random will lie above score is 50

Determine the set of interior points, exterior points,

accumulation points, isolated points, and boundary

points of the set E = {x : x

2 ≥ 2}.

25/x<10

X/2 + x/3 >17/6

3x-29<7x+11

Determine the set of interior points, exterior points,

accumulation points, isolated points, and boundary

points of the set E = {x : x

2 ≥ 2}.

Determine the set of interior points, exterior points,

accumulation points, isolated points, and boundary

points of the set E = {x : x

2 ≥ 2}.

1.    The encrypted version of a message is DSWO PYB PEX. If it was encrypted using the function f(p) = (p + 10) mod 26 (the Caesar cipher), what was the original message?

1.    Use the Euclidean algorithm to find the greatest common divisor (gcd) of each pairs of integers. Show the steps of calculation.

a) (900,140)                                                                                                         

b) (128,729)

All of the previous questions used what we know as Euclidean geometry.

There are other geometries. One such is spherical geometry.

What can you say about the sum of the interior angles of a triangle in spherical geometry?